`replica_disk_migrate_test.on_migrate_replica` occasionally encounters segmentation faults

Segmentation fault occurred with following error logs:

```
Test Release (dsn.replica.test)

......

[----------] 12 tests from replica_disk_migrate_test
[ RUN      ] replica_disk_migrate_test.on_migrate_replica/0
got signal id: 11
./run.sh: line 52:   295 Segmentation fault      (core dumped) GTEST_OUTPUT="xml:${output_xml}" ./dsn.replica.test
Error: Process completed with exit code 139.
```